Automatically handle silent websocket disconnections through timed heartbeats, including the scheduled 24hr disconnect.
Automatically handle listenKey persistence and expiration/refresh.
Emit reconnected event when dropped connection is restored.
Websocket API for Gate.com Spot, Margin, Perpetual Futures & Delivery Futures.
Automatic connectivity via existing WebsocketClient, just call sendWSAPIRequest to trigger a request.
Automatic authentication, just call sendWSAPIRequest with channel & parameters.
Choose between two interfaces for WS API communication:
Event-driven interface, fire & forget via sendWSAPIRequest and receive async replies via wsClient's event emitter.
Promise-driven interface, simply use the WebsocketAPIClient for a REST-like experience. Use the WebSocket API like a REST API! See examples/ws-api-client.ts for a demonstration.
See RestClient for further information, or the examples for lots of usage examples.
WebSockets
All available WebSockets can be used via a shared WebsocketClient. The WebSocket client will automatically open/track/manage connections as needed. Each unique connection (one per server URL) is tracked using a WsKey (each WsKey is a string - see WS_KEY_MAP for a list of supported values).
Any subscribe/unsubscribe events will need to include a WsKey, so the WebSocket client understands which connection the event should be routed to. See examples below or in the examples folder on GitHub.
Data events are emitted from the WebsocketClient via the update event, see example below:
const { WebsocketClient } = require('gateio-api');
constAPI_KEY = 'xxx';
constPRIVATE_KEY = 'yyy';
const wsConfig = {
apiKey: API_KEY,
apiSecret: PRIVATE_KEY,
/*
The following parameters are optional:
*/// Livenet is used by default, use this to enable testnet:// useTestnet: true// how long to wait (in ms) before deciding the connection should be terminated & reconnected// pongTimeout: 1000,// how often to check (in ms) that WS connection is still alive// pingInterval: 10000,// how long to wait before attempting to reconnect (in ms) after connection is closed// reconnectTimeout: 500,// config options sent to RestClient (used for time sync). See RestClient docs.// restOptions: { },// config for axios used for HTTP requests. E.g for proxy support// requestOptions: { }
};
const ws = newWebsocketClient(wsConfig);
/**
* Subscribing to data:
**/const userOrders = {
topic: 'spot.orders',
payload: ['BTC_USDT', 'ETH_USDT', 'MATIC_USDT'],
};
const userTrades = {
topic: 'spot.usertrades',
payload: ['BTC_USDT', 'ETH_USDT', 'MATIC_USDT'],
};
const userPriceOrders = {
topic: 'spot.priceorders',
payload: ['!all'],
};
// subscribe to multiple topics at once
ws.subscribe([userOrders, userTrades, userPriceOrders], 'spotV4');
// and/or subscribe to individual topics on demand
ws.subscribe(
{
topic: 'spot.priceorders',
payload: ['!all'],
},
'spotV4',
);
// Some topics don't need params, for those you can just subscribe with a string (or use a topic + payload object as above)
ws.subscribe('spot.balances', 'spotV4');
/**
* Handling events:
**/// Listen to events coming from websockets. This is the primary data source
ws.on('update', (data) => {
console.log('data', data);
});
// Optional: Listen to websocket connection open event (automatic after subscribing to one or more topics)
ws.on('open', ({ wsKey, event }) => {
console.log('connection open for websocket with ID: ' + wsKey);
});
// Optional: Listen to responses to websocket queries (e.g. the reply after subscribing to a topic)
ws.on('response', (response) => {
console.log('response', response);
});
// Optional: Listen to connection close event. Unexpected connection closes are automatically reconnected.
ws.on('close', () => {
console.log('connection closed');
});
// Optional: listen to internal exceptions. Useful for debugging if something weird happens
ws.on('exception', (data) => {
console.error('exception: ', data);
});
// Optional: Listen to raw error events.
ws.on('error', (err) => {
console.error('ERR', err);
});
See WebsocketClient for further information and make sure to check the examples folder for much more detail.
Websocket API
Gate.com supports sending requests (commands) over an active WebSocket connection. This is called the WebSocket API.
The WebSocket API is available through two approaches, depending on individual preference:
Event Driven API
The WebSocket API is available in the WebsocketClient via the sendWSAPIRequest(wsKey, channel, params) method.
Each call to this method is wrapped in a promise, which you can async await for a response, or handle it in a raw event-driven design.
event-driven:
send requests via client.sendWSAPIRequest(wsKey, channel, params).catch(e => console.error('WS API exception for channel', channel, e)), fire and forget, don't use await
handle async replies via event handlers on client.on('exception', cb) and client.on('response', cb)
promise-driven:
send requests via const result = await client.sendWSAPIRequest(wsKey, channel, params), which returns a promise
await each call
use try/catch blocks to handle promise rejections
REST-like API
The WebSocket API is also available in a promise-wrapped REST-like format. Either, as above, await any calls to sendWSAPIRequest(...), or directly use the convenient WebsocketAPIClient. This class is very similar to existing REST API classes (such as the RestClient).
It provides one function per endpoint, feels like a REST API and will automatically route your request via an automatically persisted, authenticated and health-checked WebSocket API connection.
Below is an example showing how easy it is to use the WebSocket API without any concern for the complexity of managing WebSockets.
const { WebsocketAPIClient } = require('gateio-api');
constAPI_KEY = 'xxx';
constAPI_SECRET = 'yyy';
asyncfunctionstart() {
// Make an instance of the WS API Clientconst wsClient = newWebsocketAPIClient({
apiKey: API_KEY,
apiSecret: API_SECRET,
// Automatically re-auth WS API, if we were auth'd before and get reconnectedreauthWSAPIOnReconnect: true,
});
try {
// Connection will authenticate automatically before first request// Make WebSocket API calls, very similar to a REST API:/* ============ SPOT TRADING EXAMPLES ============ */// Submit a new spot orderconst newOrder = await wsClient.submitNewSpotOrder({
text: 't-my-custom-id',
currency_pair: 'BTC_USDT',
type: 'limit',
account: 'spot',
side: 'buy',
amount: '1',
price: '10000',
});
console.log('Order result:', newOrder.data);
// Cancel a spot orderconst cancelOrder = await wsClient.cancelSpotOrder({
order_id: '1700664330',
currency_pair: 'BTC_USDT',
account: 'spot',
});
console.log('Cancel result:', cancelOrder.data);
// Get spot order statusconst orderStatus = await wsClient.getSpotOrderStatus({
order_id: '1700664330',
currency_pair: 'BTC_USDT',
account: 'spot',
});
console.log('Order status:', orderStatus.data);
/* ============ FUTURES TRADING EXAMPLES ============ */// Submit a new futures orderconst newFuturesOrder = await wsClient.submitNewFuturesOrder({
contract: 'BTC_USDT',
size: 10,
price: '31503.28',
tif: 'gtc',
text: 't-my-custom-id',
});
console.log('Futures order result:', newFuturesOrder.data);
// Cancel a futures orderconst cancelFuturesOrder = await wsClient.cancelFuturesOrder({
order_id: '74046514',
});
console.log('Cancel futures order result:', cancelFuturesOrder.data);
// Get futures order statusconst futuresOrderStatus = await wsClient.getFuturesOrderStatus({
order_id: '74046543',
});
console.log('Futures order status:', futuresOrderStatus.data);
} catch (e) {
console.error('WS API Error:', e);
}
}
start();
For more detailed examples using any approach, refer to the examples folder (e.g. ws-api-client.ts).
Customise Logging
Pass a custom logger which supports the log methods silly, debug, notice, info, warning and error, or override methods from the default logger as desired.
const { WebsocketClient, DefaultLogger } = require('gateio-api');
// Disable all logging on the silly levelDefaultLogger.silly = () => {};
const ws = newWebsocketClient({ key: 'xxx', secret: 'yyy' }, DefaultLogger);
Contributions & Thanks
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Complete & Robust Node.js SDK for Gate.com's REST APIs, WebSockets & WebSocket APIs, with TypeScript declarations.
The npm package gateio-api receives a total of 253 weekly downloads. As such, gateio-api popularity was classified as not popular.
We found that gateio-api demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago.It has 1 open source maintainer collaborating on the project.
Package last updated on 17 Jul 2025
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